Get data by 100 items per request

Get data by 100 items per request

 var data = [];
var oldestMessageId = null;
function fetchAllMessages(oldestMessageId) {
  fetch(getAllMessages(100, oldestMessageId))
  .then(function(response) {
    return response.json();
  })
  .then( function(response) {
    Array.prototype.push.apply(data, response);
    var oldestMessageId = response[0].id; 
    console.log(JSON.stringify(response[0]))
    if(response.length == 100) {
      fetchAllMessages(oldestMessageId); // fetch again
    } 
    else {
      var messagesArr =  buildMessagesArr (data);
      var finishedArr = filterFinishedMessages (messagesArr);
      var activityArr = buildActivityArrOfChattingByDay (messagesArr);
      
      var users = extractActiveUsersFromFinishedArr (finishedArr);
      insertTaskListToPage (finishedArr); //void
      insertValuesToFeaturesCards (messagesArr); //void
      //var usersUrls = getUrlsOfUsersInChat (messagesArr, getAllUsersOfChat);
      //console.log(usersUrls)
      //getLocationsFromUserUrls (usersUrls, buildLocationsGraphArray); //void

      drawTimelineChart (buildTimelineGraphArr (finishedArr, users));
      drawVerticalBarChart (buildSumOfTasksByUserGraphArr (users));
      drawActivityLineChart (activityArr);
    }
  })
  .catch(alert);
}
fetchAllMessages(oldestMessageId);